| Customization: | Available |
|---|---|
| CAS No.: | 13775-53-6 |
| Formula: | Na3alf6 |
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Product name: Cryolite
Chemical formula: Na3AlF6
CAS No.: 13775-53-6
H.S. Code: 2826300000
EINECS:239-148-8
Physical characteristics:white, gray or pink powder,granular of crystal
Specification:
| Molecular Formula | Na3AlF6 | Molecular Weight | 209.94 | ||||
|
Properties |
It is a colorless monoclinic crystal, but often appears off-white, pompadour, straw yellow or black due to impurities. It has relative density of 2.9-3.0, mp 1000. It is slightly soluble in water, and its aqueous is acidic. It decomposes to release poisonous HF gas while meeting sulfuric acid. | ||||||
|
Usages |
It is used as flux in aluminum smelting, cropper insecticide, flux and whiting agent of enamel glaze. It is also used in the manufacture of milky white glass, aluminum alloy and boiling steel. Its used as ingredient of grinding wheel. | ||||||
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Specification |
Parameter | Superfine | Grade | Grade | |||
| Fluorine (F) | ≥ | 53 | 53 | 53 | |||
| Aluminum (Al) | ≥ | 13 | 13 | 13 | |||
| Sodium (Na) | ≤ | 32 | 32 | 32 | |||
| Silicon Oxide (SiO2) | ≤ | 0.25 | 0.36 | 0.40 | |||
| Ferric Oxide (Fe2O3) | ≤ | 0.05 | 0.08 | 0.10 | |||
| Sulfate (SO42-) | ≤ | 0.7 | 1.2 | 1.3 | |||
| Calcium Oxide (CaO) | ≤ | 0.10 | 0.15 | 0.20 | |||
| Phosphorus Pentoxide (P2O5) | ≤ | 0.02 | 0.03 | 0.03 | |||
| Water (H2O) | ≤ | 0.4 | 0.5 | 0.8 | |||
| L.O.I on 550oC≤ | ≤ | 2.5 | 3.0 | 3.0 | |||
| Packing | In 25kg/50kg plastic woven bag lined with high pressure polyethylene plastic bag. | ||||||
Packing:
25kgs PP bags or multiply paper bags, or 1000kgs-1500kgs jumbo bags, or according to customer undefined requirements.
Used as
1. Mainly used as flux for aluminum electrolysis;
2. It is also used as wear-resistant additive for grinding products, which can effectively improve the abrasion resistance, cutting and cutting force of grinding wheel, and extend the service life and storage time of grinding wheel.
3. Ferroalloy and fluidized steel flux, nonferrous metal flux, casting deoxidizer, olefin polymerization catalyst, as well as glass anti-reflection coating, enamel emulsifier, glass emulsifier, welding flux, ceramic filler, pesticide insecticide and other industries.
FAQ
1: Can I get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by customer.
Q2: How to start orders and make payments?
A:Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T or other we can discuss.
Q3: How to confirm the Product Quality before placing orders.
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and request, we will manufacture the products according to your request.
Q4: What is your MOQ?
A: Our MOQ is 1 kg. But usually we accept less quantity such as 100g on the condition the sample charge is 100% paid.
Q5: How about delivery leadtime?
A: Delivery lead time: about 3-5 days after payment confirmed. (Chinese holiday not included)
Q6: Is there a discount?
A: Different quantity has different discount.
Q7: How to contact us?
You can contact wuth us by Whatsapp or Email. You can choose your interested products and send inquiry to us. You can dial our telephone directly, you will get our reply. Send Email to us.
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